What is the main criteria on hiring administrative assistant or document controller in an oil and gas company in UAE?

First : she or he must have a good background , Certificates, in Administrative Task or experience in the field.
Second : Good knowledge related to Gas and Oil ( by reading magazines , web pages to knew : top company in the field , the local and National customers of the market, Material used in the industry latest seminars , conferencing ...etc ) Third : Good knowledge of UAE culture , style of living , Tradition Fourth : To have a good team spirit in the organization which help her/ he to adapt soon .

The only thing the company's HR professionals hire or worried about is..........the salary...nothing else.

what is your qualifications? and what is your experience?

Besides your qualifications, clearly demonstrate on your CV or application that you have Admin Asst or Document Controller experience.
Make it clear that you can work on your initiative as well as part of team.
The general feel of your application should be that you can start the job, join a team and fit in as soon as possible with as little help as possible.
Show on your application that you are a quick learner and quickly fit into a team.

Knowleagible in project system documentation and procedure. from client to main contractor and subcontractor flow chart system

To control and maintain documents to ensure projects documents are in safe and to help admin.

In every company, administration over work, staff, etc. is essential, and specially administration over legal work is needed for better result in the interest of company, hence administrative assistant (Legal) is essential. As far as document controller is concern, execution of every document is the key for the welfare of the company, hence a person expert in drafting, vetting, reviewing document is essential for the company. Hence above personnel is necessary for the success of the company.

The person shall be profrssional and has ability to work under pressure.

The person should have some physical exposure to the oil and gas company .She should also have office experience  in admistration and also knowlwdge in handling documents.

Administrative assistants play an important role in organizing, managing, and keeping an office running. Most administrative assistants are responsible for clerical and organizational tasks like file organizing, scheduling appointments, assisting other staff members, and drafting correspondences or messages.

Bachelors degree in Office management and I have a working experience as a Marketing manager for2 years and Administrative officer for1 year in the Philippines.